This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 5 Separation Of Substances – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 5 Separation Of Substances Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Husk and grains are separated from the process of ..... A) Threshing. B) Hand picking. C) Winnowing. D) Sieving. Show Answer Correct Answer: C) Winnowing. 2. Separating tea leaves from tea with A) Pan. B) Strainer. C) Cloth. D) Food. Show Answer Correct Answer: B) Strainer. 3. With the rise in temperature, the solubility of gases in water A) Increases. B) Decreases. C) Remains the same. D) First increases, then decreases. Show Answer Correct Answer: B) Decreases. 4. Butter is separated from curd by the process of A) Heating. B) Churning. C) Sieving. D) Filtration. Show Answer Correct Answer: B) Churning. 5. Wind manages to separate substances during threshing. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 6. The method of separating heavier substances and lighter substances. A) Winnowing. B) Threshing. C) Hand-picking. D) Sieving. Show Answer Correct Answer: A) Winnowing. 7. What name is given to the solid left on the filter paper? A) The filtrate. B) The resident. C) The product. D) The residue. Show Answer Correct Answer: D) The residue. 8. Which of the following need to separated from rice or wheat by hand picked method? A) Stock. B) Liquid. C) Stone. D) Solid. Show Answer Correct Answer: C) Stone. 9. We separate two ..... liquids using separating funnel A) Miscible. B) Immiscible. C) Dissolved. D) Float-sink. Show Answer Correct Answer: B) Immiscible. 10. The small pores of sieve should be A) Less than the size of smaller particle. B) Slightly more than the size of smaller particle. C) More than the size of bigger particle. D) Slightly less than the size of bigger particle. Show Answer Correct Answer: B) Slightly more than the size of smaller particle. 11. Sometimes, it may not be possible to separate components of a mixture by winnowing and handpicking. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. The tool sieve has- A) No holes for separation. B) Big holes for separation. C) Small holes for separation. D) 1 big hole for separation. Show Answer Correct Answer: C) Small holes for separation. 13. Handpicking is a method of separating ..... A) Components by legs. B) Components by machine. C) Components by hands. D) I don't know. Show Answer Correct Answer: C) Components by hands. 14. The method that is used to obtain pure salt from impure salt is A) Decantation. B) Crystallisation. C) Evaporation. D) Condensation. Show Answer Correct Answer: B) Crystallisation. 15. Which substance is an sublime among these: A) IODINE. B) SALT. C) SAND. D) SUGAR. Show Answer Correct Answer: A) IODINE. 16. State true or false9.The solubility of gases in water increases with increase in temperature. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 17. More substance can be dissolved in its saturated solution by A) Heating. B) Adding more water. C) Neither (a) nor (b). D) Both (a) and (b). Show Answer Correct Answer: D) Both (a) and (b). 18. The property used in separating a mixture of two solids by winnowing is A) Difference in sizes. B) Difference in weight. C) Difference in colour. D) Difference in odour. Show Answer Correct Answer: B) Difference in weight. 19. A farm machine called ..... is used for both harvesting and threshing A) Thresher. B) Combine. C) Mixi-grinder. D) Harvester. Show Answer Correct Answer: B) Combine. 20. The process, of cutting and gathering the ripened crop, is called A) WINNOWING. B) SEPERATION. C) HARVESTING. D) THRESHING. Show Answer Correct Answer: C) HARVESTING. 21. The process of conversion of waterinto its vapour is called ..... A) Decantation. B) Sedimentation. C) Filtration. D) Evaporation. Show Answer Correct Answer: D) Evaporation. 22. The property which forms the basis of sieving A) Difference in weight. B) Difference in colour. C) Difference in shape. D) Difference in size. Show Answer Correct Answer: D) Difference in size. 23. Statement A:A mixture of cement and pebbles can be separated by using the sieve with small pores Statement B:A sieve with small pores will allow only small cement particles to pass through and will hold back the pebbles A) Statement A is true only. B) Statement B is true only. C) Both are false. D) Both are true. Show Answer Correct Answer: D) Both are true. 24. Factors affect the solubility of solute A) Temperature. B) Mixing are stirring. C) Size of the solute. D) Quantity of the solvent. E) All of these. Show Answer Correct Answer: E) All of these. 25. Which is the example of mixture A) SUGAR. B) CRUDE OIL. C) SALT. D) BAKING SODA. Show Answer Correct Answer: B) CRUDE OIL. ← PreviousNext →Related QuizzesClass 6 Science Chapter 5 Separation Of Substances Quiz 1Class 6 Science Chapter 5 Separation Of Substances Quiz 2Class 6 Science Chapter 5 Separation Of Substances Quiz 3Class 6 Science Chapter 5 Separation Of Substances Quiz 4Class 6 Science Chapter 5 Separation Of Substances Quiz 5Class 6 Science Chapter 5 Separation Of Substances Quiz 6Class 6 Science Chapter 5 Separation Of Substances Quiz 7Class 6 Science Chapter 5 Separation Of Substances Quiz 8Class 6 Science Chapter 5 Separation Of Substances Quiz 9Class 6 Science Chapter 5 Separation Of Substances Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books